| Acronym | Meaning |
| MECO | Main Engine Cutoff (NASA Code For Point In Space Shuttle Assent When Three Main Engines Are Shut Down Prior To External Tank (ET) Separation) |
| CACM | Communications Of The ACM |
| LST | Landing Ship |
| AJ | Attojoule |
| CSERIAC | (U.S. DoD) Crew Systems Ergonomics Information Analysis Center |
| ICRL | Individual Component Repair List |
| IR | Infrared - Intelligence Requirement (military) -Iran (FIPS 10-4 Country Code; ISO 3166 Digram) - Iran Air (IATA Alpha Code) See Entry For More |
| CERT | Computer Emergency Response Team |
| SOCCSKSARGEN | South Cotabato |
| VBA | Visual Basic For Applications |